Nuummite and Willemite Physical Properties

Nuummite and Willemite Chemical Formula

While comparing Nuummite and Willemite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Nuummite and Willemite chemical formula.

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• Chemical formula of Willemite- Zn 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Nuummite and Willemite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nuummite and Willemite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nuummite and Willemite Optical Properties during the identification of gemstone. Specific gravity of Nuummite is 3.89-4.18 whereas that of Willemite is 3.89-4.18.